black

#000000

#63FC03

#63FC03

Contrast Ratio

15.46:1

Delta E

142.38

Very Different

50:50 Mix

Color Values

Format #000000 #63FC03
HEX #000000 #63FC03
RGB 0, 0, 0 99, 252, 3
HSL 0.0, 0.0%, 0.0% 96.9, 97.6%, 50.0%
HSV 0.0, 0.0%, 0.0% 96.9, 98.8%, 98.8%
CMYK 0%, 0%, 0%, 100% 60.7%, 0.0%, 98.8%, 1.2%
OKLCH 0.0 0.0 0.0 0.8732 0.2729 138.7

Contrast & Accessibility

15.46:1
AA Pass AA Large Pass AAA Pass AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #63FC03 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #63FC03

Color Difference (Delta E)

142.38 Very Different
0 — Identical 5 — Similar 25 — Noticeable 100 — Very Different

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #63FC03);
background: linear-gradient(135deg, #000000, #63FC03);

Explore Each Color

Related Comparisons